220576161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 324213120

約数和(自身を除く): 103636959

約数列:

[1, 3, 13, 39, 59, 177, 257, 373, 767, 771, 1119, 2301, 3341, 4849, 10023, 14547, 15163, 22007, 45489, 66021, 95861, 197119, 286091, 287583, 591357, 858273, 1246193, 3738579, 5655799, 16967397, 73525387, 220576161]

約数ペア:

[(1, 220576161), (3, 73525387), (13, 16967397), (39, 5655799), (59, 3738579), (177, 1246193), (257, 858273), (373, 591357), (767, 287583), (771, 286091), (1119, 197119), (2301, 95861), (3341, 66021), (4849, 45489), (10023, 22007), (14547, 15163)]